Synergistic electrocatalysis by Pd nanoparticles on a heterogenized organotellurium framework for HER and dye degradation.

Suraj Purohit, Rohit Bisht, Anupma Tyagi, Saumya Rawat, Anurag Bahuguna, Pankaj Sharma, Kamal K Pant, Arun Kumar

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Article in iScience, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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8 authors.

Suraj PurohitDepartment of Chemistry, School of Physcial Sciences, Doon University, Dehradun 248001, India.

Rohit BishtEnergy and Environment Unit, Institute of Nano Science and Technology, Sector 81, Mohali 140306, India.

Anupma TyagiDepartment of Chemistry, School of Physcial Sciences, Doon University, Dehradun 248001, India.

Saumya RawatDepartment of Chemistry, School of Physcial Sciences, Doon University, Dehradun 248001, India.

Anurag BahugunaDepartment of Chemistry, School of Physcial Sciences, Doon University, Dehradun 248001, India.

Pankaj SharmaDepartment of Inorganic Chemistry, Institute of Chemistry, National Autonomous University of Mexico, Mexico City, Mexico.

Kamal K PantIndian Institute of Technology Roorkee, Roorkee 247667, India.

Arun KumarDepartment of Chemistry, School of Physcial Sciences, Doon University, Dehradun 248001, India.

Funding

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6 · The paper itself

Abstract

The development of multifunctional nanomaterials is at the forefront of cutting-edge research aimed at addressing global challenges in sustainable energy for clean hydrogen production and environmental remediation. The present study highlights the application of a nanocatalytic system (having Pd nanoparticles immobilized on heterogenized organotellurium compound) in the electrocatalysis of hydrogen evolution reaction (HER) and catalytic degradation of organic dyes. The graphene oxide support provides a large surface area, while the organotellurium ligand acts as a chelating agent, coordinating strongly with Pd through Te and N donor sites and ensuring uniform nanoparticle dispersion with strong metal-support interactions. The synergistic interaction between Pd and Te enables the nanocatalytic system to perform efficiently and exhibits outstanding HER performance, delivering an overpotential of 163 mV at 10 mAcm

Indexed as

applied scienceselectrochemistry

Identifiers

PMID42181232

DOI10.1016/j.isci.2026.115872

PMCPMC13191049

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